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Cursor change history: Elevated errors for Anthropic Models

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15Major incident
When (UTC)ChangeKind
Major incident: Elevated errors for Anthropic Models
Cursor reported a major incident affecting Automations, CLI, Cloud Agents, and IDE from 2026-09-03 14:17 UTC to 2026-09-03 16:31 UTC (2 h 14 min). An upstream Anthropic issue caused elevated errors or failed Agent turns for Fable 5.1, Fable 5, Opus 5, Opus 4.8, and Opus 4.6 requests; service was restored.
Major incident